Seiko Cal. 4581 - 407

The Seiko 4581-407 represents an important milestone in Seiko's 1976 lineup. With its 20mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-f5f287706c19]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1976

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